Home / 21,921,206.96-32,889,112.92-7,349,568.24

Finding the Fourth Proportional to 21,921,206.96, 32,889,112.92 and 7,349,568.24

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Solution

The fourth proportional to 21,921,206.96, 32,889,112.92 and 7,349,568.24 is: 11,026,800.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,921,206.96 : 32,889,112.92 = 7,349,568.24 : x
  2. Step 2: Convert to fraction form
    21,921,206.96/32,889,112.92 = 7,349,568.24/x
  3. Step 3: Cross multiply
    21,921,206.96x = 32,889,112.92 × 7,349,568.24
  4. Step 4: Simplify right side
    21,921,206.96x = 241,720,779,758,605.69
  5. Step 5: Solve for x
    x = 241,720,779,758,605.69/21,921,206.96
  6. Step 6: Final answer
    x = 11,026,800.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.